516404132 has 12 divisors (see below), whose sum is σ = 906299100. Its totient is φ = 257461536.

The previous prime is 516404123. The next prime is 516404201. The reversal of 516404132 is 231404615.

It can be written as a sum of positive squares in 2 ways, for example, as 303944356 + 212459776 = 17434^2 + 14576^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183563 + ... + 186354.

It is an arithmetic number, because the mean of its divisors is an integer number (75524925).

Almost surely, 2^516404132 is an apocalyptic number.

It is an amenable number.

516404132 is a deficient number, since it is larger than the sum of its proper divisors (389894968).

516404132 is a wasteful number, since it uses less digits than its factorization.

516404132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370270 (or 370268 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 516404132 is about 22724.5271017903. The cubic root of 516404132 is about 802.2872729954.

Adding to 516404132 its reverse (231404615), we get a palindrome (747808747).

The spelling of 516404132 in words is "five hundred sixteen million, four hundred four thousand, one hundred thirty-two".